CN104623784A - Nose mask - Google Patents
Nose mask Download PDFInfo
- Publication number
- CN104623784A CN104623784A CN201510061233.7A CN201510061233A CN104623784A CN 104623784 A CN104623784 A CN 104623784A CN 201510061233 A CN201510061233 A CN 201510061233A CN 104623784 A CN104623784 A CN 104623784A
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- China
- Prior art keywords
- nose
- contact area
- housing
- buffer part
- opening
- Prior art date
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Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0605—Means for improving the adaptation of the mask to the patient
- A61M16/0611—Means for improving the adaptation of the mask to the patient with a gusset portion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0605—Means for improving the adaptation of the mask to the patient
- A61M16/0616—Means for improving the adaptation of the mask to the patient with face sealing means comprising a flap or membrane projecting inwards, such that sealing increases with increasing inhalation gas pressure
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0605—Means for improving the adaptation of the mask to the patient
- A61M16/0616—Means for improving the adaptation of the mask to the patient with face sealing means comprising a flap or membrane projecting inwards, such that sealing increases with increasing inhalation gas pressure
- A61M16/0622—Means for improving the adaptation of the mask to the patient with face sealing means comprising a flap or membrane projecting inwards, such that sealing increases with increasing inhalation gas pressure having an underlying cushion
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0605—Means for improving the adaptation of the mask to the patient
- A61M16/0633—Means for improving the adaptation of the mask to the patient with forehead support
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0683—Holding devices therefor
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
- A61M16/0816—Joints or connectors
Landscapes
- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Prostheses (AREA)
Abstract
The invention relates to a nose mask. The nose mask comprises a connector, an elbow pipe, a shell, a flexible cover, a support and a binding band. The elbow pipe is connected to the connector. The shell is connected to the elbow pipe and is provided with a plurality of convex clamping positions and concave buckling positions, wherein the clamping positions and the buckling positions are arranged at intervals, and at least a part of the clamping positions and the buckling positions form at least two matching structures. The flexible cover is arranged at the end, far from the elbow pipe, of the shell, and a buffer structure is formed on the flexible cover. The support is detachably arranged on the shell in a sleeving mode and comprises a combining part and connecting part which extends outwards from the combining part, wherein the combining part is provided with a combing hole and is arranged on the shell in a sleeving mode through the combining hole. The combining part of the support can be matched with at least one of the matching structures of the shell. The nose mask can provide higher adaptive universality and a better wearing comfort sense for a patient.
Description
Technical field
The present invention relates to and a kind of breathe nose cup, particularly relate to a kind of with air conveying system with the use of nose cup.
Background technology
In the therapeutic process for sleep-respiratory class diseases such as obstructive sleep apneas, generally adopt positive airway pressure therapy, namely by breathing apparatus, barotropic gas is delivered in patient respiratory air flue.This breathing apparatus generally includes positive airway pressure device and continuous positive pressure venti lation device (CPAP, Continuous Positive Airway Pressure) or bi-level positive pressure ventilation device (Bi-PAP, bilevel positive airway pressure), air delivery pipe and patient respiratory interface, wherein patient respiratory interface is generally nose cup or oronasal mask.Nose cup generally comprises the joint, bend pipe, housing, flexible case, bandage and the support that are connected with air delivery pipe.Joint, bend pipe, housing and flexible case connect successively, and support is fixed on housing, and bandage two ends are snapped on support.During use, nose cup is fixed in patient's nasal region by bandage, flexible cover shell joint touches the skin of the Delta Region of patient below the bridge of the nose, more than oral area, fitting between flexible case and the skin of contact area under the effect of bandage and nose cup inside and outside differential pressure, it is airtight to be formed, and barotropic gas is delivered in patient respiratory air flue.In use, the comfort level of nose cup and contact skin, degree of stability, sealing effectiveness are three very important indexs, will directly affect patient's experience and therapeutic effect.
Conventional nose cup and mouth, the nose location contacts of people, wear for a long time and comfortableness can be caused to reduce.And the flexible case of existing nose cup preferably can not mate the nasal contours of Most patients, such as can not meet the low bridge of the nose patient of Different age group and the user demand of Roman nose patient with a nose cup, its versatility is poor simultaneously.In addition, same nose cup can only adopt same support, and support installing mode is fixed, and make the wearing mode of nose cup single, what can not adapt to different patient wears demand.
Summary of the invention
Based on this, be necessary to provide a kind of versatility good and the nose cup that can improve wearing comfort.
A kind of nose cup, comprising:
Joint;
Bend pipe, is connected on described joint;
Housing, is connected on described bend pipe, described housing is arranged at intervals with the screens of multiple projection and recessed button bit, and at least part of described screens and button bit form at least two fit structures;
Flexible case, be located at described housing one end away from described bend pipe, described flexible case offers the first opening and the second opening, described first opening is towards described housing, described flexible case comprises bridge of the nose contact area and wing of nose contact area, recessedly on described bridge of the nose contact area be formed with buffer structure, described buffer structure for from the top of described bridge of the nose contact area along described in two side direction wing of nose contact area extend long and narrow structure, described buffer structure comprises the first buffer part, second buffer part and connect the inner sunken face of described first buffer part and described second buffer part, contiguous described first opening of described first buffer part, described inner sunken face deformable is to adjust the distance between described first buffer part and described second buffer part,
Support, removably be sheathed on described housing, described support comprises joint portion and by the outward extending connecting portion in described joint portion, described joint portion offers combined hole and is sheathed on described housing by described combined hole, described joint portion is formed with snap-in structure, described snap-in structure can match with at least one at least two fit structures of described housing, and
Bandage, for connecting the connecting portion of described support to assist to wear described nose cup,
Wherein, described nose cup is in time wearing, and the connecting portion of described support is suspended in face or forehead position, with make described support not with the contact skin of face or forehead.
Wherein in an embodiment, described flexible case is that silica gel is made, the thickness of described flexible case reduces from described first opening gradually to described second opening part, its thickness minima is 0.4 millimeter, described flexible cover girdle is recessed formation embeded slot on the periphery of described first opening, and described embeded slot is closely sheathed on the perisporium of described housing.
Wherein in an embodiment, described first buffer part, the second buffer part and inner sunken face are all symmetrical arranged relative to the axis of described flexible case, and the direction that the hollow depth of described inner sunken face extends from top, described bridge of the nose contact area to described wing of nose contact area shoals gradually.
Wherein in an embodiment, the plane at the contour line place of the length direction of described inner sunken face tilts relative to the line of centres of described first opening and described second opening, and along from described wing of nose contact area to the direction of described bridge of the nose contact area gradually away from described second opening, the top of described second buffer part outwards protrudes out relative to described first buffer part.
Wherein in an embodiment, the range of curvature radius of the cross-sectional profiles of described inner sunken face is 3 ~ 20 millimeters, and the maximum spacing between described first buffer part and described second buffer part is 6 ~ 15 millimeters.
Wherein in an embodiment, the contiguous described buffer structure in described bridge of the nose contact area is provided with two structural beads thickened and two the first reinforcements, described two structural beads to be symmetricly set in inside described bridge of the nose contact area and to be in the side of described second buffer part away from described first buffer part, described two the first reinforcements are symmetrically set, and are in contiguous described second opening part of corresponding structural bead.
Wherein in an embodiment, the contiguous described bridge of the nose contact area place, inner side of described wing of nose contact area is formed with two the second reinforcements thickened, and the 3rd reinforcement be formed away from described bridge of the nose contact area, described two the second reinforcements are formed at the inner side of described wing of nose contact area, described 3rd reinforcement be formed at contiguous described first opening in described wing of nose contact area inner side and away from described bridge of the nose contact area.
Wherein in an embodiment, the thickness of described structural bead is 2 ~ 4 millimeters, and the thickness of described first reinforcement is 0.5 ~ 1.5 millimeter, and the thickness of described second reinforcement is 2 ~ 4 millimeters, and the thickness of described 3rd reinforcement is 1 ~ 2.5 millimeter.
Wherein in an embodiment, described bend pipe is formed with two symmetrically arranged buckles away from one end of described joint and is formed with sealing ring around described bend pipe periphery, inclined plane is formed outside each buckle, distance between the inclined plane of described two buckles increases gradually towards the direction away from described bend pipe end, described housing comprises the connector portions of annular, described connector portions is formed with annular sealing surface away from the end of described flexible case, the inner peripheral of described connector portions protrudes out the engaging rib forming annular, the sealing surface of described connector portions fits tightly on the sealing ring of described bend pipe, described engaging rib is sticked in described two buckles from the side of described sealing ring.
Wherein in an embodiment, described joint portion is protruding towards the direction away from described housing section, described connecting portion is two and is symmetrical arranged, each connecting portion outwards bends extension by described joint portion, and its overbending direction is contrary with the protrusion direction of described joint portion, the bending radian of described connecting portion reduces gradually along the direction away from described joint portion, and described connecting portion can to described housing elasticity bending under the pulling of described bandage.
Due to the inner sunken face deformable at described buffer structure place, to adjust the distance between described first buffer part and described second buffer part, thus make flexible case can the nasal region of flexible adaptive different bridge of the nose height patient, and not affect between flexible case and patient's facial skin under bubble-tight prerequisite, the pressure that when obvious reduction is worn, flexible case is formed patient's bridge of the nose contact position, form red seal in patient face after avoiding wearing for a long time, improve and wear versatility and comfortableness.And the connecting portion of support is suspended on face or forehead, thus its not with human contact, avoid causing the sense of discomfort worn for a long time.In addition, owing to housing being formed with at least two fit structures, thus it can be matched with on described housing with more than one fit system for a support, or match with corresponding fit structure for a above support, thus identical housing can be matched, to adapt to the demand of different patient to many moneys support with many moneys support.
Accompanying drawing explanation
By the more specifically explanation of the preferred embodiments of the present invention shown in accompanying drawing, above-mentioned and other object of the present invention, Characteristics and advantages will become more clear.Reference numeral identical in whole accompanying drawing indicates identical part, and does not deliberately draw accompanying drawing by actual size equal proportion convergent-divergent, focuses on purport of the present invention is shown.
Fig. 1 is the schematic perspective view of the nose cup of an embodiment;
Fig. 2 is the perspective exploded view of nose cup shown in Fig. 1;
What Fig. 3 was nose cup shown in Fig. 1 removes the partial sectional view after flexible case;
Fig. 4 is the schematic perspective view of the housing of nose cup shown in Fig. 1;
The flexible case that Fig. 5 is nose cup shown in Fig. 1 is assemblied in the sectional view on housing;
Fig. 6 is the schematic perspective view of case flexible shown in Fig. 5;
Fig. 7 is the sectional view of case flexible shown in Fig. 5;
Fig. 8 is the schematic perspective view of the support of nose cup shown in Fig. 1;
Fig. 9 is the rearview of support shown in Fig. 8;
Figure 10 is buckled in the sectional view on housing for bracket clamp shown in Fig. 9;
Figure 11 is schematic perspective view when nose cup shown in Fig. 1 is worn;
Figure 12 is the schematic perspective view of the nose cup of another embodiment;
Figure 13 is the front view of the support of nose cup shown in Figure 12;
Figure 14 is the rearview of support shown in Figure 12;
Figure 15 is the side view of support shown in Figure 12;
Figure 16 is buckled in the sectional view on housing for bracket clamp shown in Figure 12;
Figure 17 is buckled in the sectional view at another visual angle on housing for bracket clamp shown in Figure 12;
Figure 18 is schematic perspective view when nose cup shown in Figure 12 is worn;
Figure 19 is the front view of the support of the nose cup of another embodiment.
Detailed description of the invention
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, are described in detail the specific embodiment of the present invention below in conjunction with accompanying drawing.Set forth a lot of detail in the following description so that fully understand the present invention.But the present invention can be much different from alternate manner described here to implement, those skilled in the art can when without prejudice to doing similar improvement when intension of the present invention, therefore the present invention is by the restriction of following public concrete enforcement.
Refer to Fig. 1 and Fig. 2, the nose cup 100 of an embodiment, comprise be communicated with successively joint 10, bend pipe 20, housing 30 and flexible case 50, be sheathed on the support 60 on housing 30 and be connected to the bandage 70 (referring to Figure 11) on support 60.Joint 10 is for being connected (not shown) with an air delivery pipe.Bend pipe 20 is rotationally connected with on joint 10, and housing 30 is removably snapped on bend pipe 20, and flexible case 50 is shaped on housing 30 by quadric injection mould processing, and for contacting with the nasal region of people.Support 60 is sheathed on housing 30, and bandage 70 two ends are used for the both sides of connection bracket 60, nose cup 10 fixed cover to be located at the nasal region of people.In the present embodiment, nose cup 100 is a kind of medical nose cup for positive airway pressure.
Joint 10 and bend pipe 20 are hollowed tubular member, and cross section is annular.Bend pipe 20 is removably snapped on joint 10, and can the axis opposing tabs 10 of solderless wrapped connection 10 rotate, and its rotation angle range is 360 degree.Bend pipe 20 is bending, its bending part offers steam vent 21, thus ensures certain leak rate, discharges with the carbon dioxide of effectively patient being breathed out.See also Fig. 3, bend pipe 20 is symmetrically arranged with buckle 23 away from one end of joint 10 and this end loops contiguous is formed with sealing ring 25 around periphery.The outside of each buckle 23 is formed with inclined plane 231, and the axis of the relative bend pipe 20 of inclined plane 231 tilts, and its inclination angle is roughly 75 degree.Distance between the inclined plane 231 of two buckles 23 increases gradually towards the direction away from bend pipe 20 end.
Refer to Fig. 4, the end outline of housing 30 is approximately isosceles triangle.In the present embodiment, the end outline of housing 30 be about 46 millimeters, wide about 45 millimeters.Housing 30 to be snapped on bend pipe 20 and can to rotate relative to bend pipe 20.Housing 30 comprises the connector portions 31, housing section 33 and the interface portion 35 that connect successively.The size of housing 30 increases along connector portions 31 gradually to interface portion 35.Connector portions 31 is circular, and rotates the end being sleeved on bend pipe 20.Connector portions 31 is formed with annular sealing surface 311 away from the end of housing section 33, and the inner peripheral of connector portions 31 inwardly protrudes out the engaging rib 313 forming annular, and the outboard peripheries of connector portions 31 outwards protrudes out and forms two symmetrical block ends 315.The sealing surface 311 of connector portions 31 fits tightly on the sealing ring 25 of bend pipe 20, and engaging rib 313 is sticked in two buckles 23 from the side of sealing ring 25.The inclined plane 231 of bend pipe 20 makes to be separated under external force between bend pipe 30 and housing 20, to facilitate cleaning and to change.The sealing ring 25 of bend pipe 30 can ensure the effective sealing of housing 30 when bend pipe 20 rotates.
The cross-sectional profiles of housing section 33 and the nose profile similarity of people, and the sectional dimension of housing section 33 increases from connector portions 31 gradually to interface portion 35.As shown in Figure 4, housing section 33 is divided into the first shell area 331 being in top and the second shell area 333 being in bottom according to outer table skeleton, wherein the first shell area 331 forms the inner chamber of collecting wearer nose bridge, and the second shell area 333 forms the inner chamber of collecting wearer dilator naris.Housing section 33 arranged outside has the screens of multiple projection and recessed button bit, for the support 60 of fixing different style.In the present embodiment, the end away from the second shell area 333 of the first shell area 331 is provided with the first screens 3311, and contiguous second shell area 333 place is formed with symmetrically arranged two the second screens 3313.Contiguous first shell area 331 place of second shell area 333 is symmetrically arranged with two the first button bits 3331, is symmetrically arranged with two supports screens 3333 away from the first shell area 331 place.Second shell area 333 also supports between screens 3333 in two and offers porose position 3335.Position, hole 3335 is square poroid.Interface portion 35 is roughly ring-type, outwards protrudes out along one end away from connector portions 31 of housing section 33.First screens 3311, two second screens, 3313, two the first button bits 3331, two support the diverse location that screens 3333 and position, hole 3335 are in housing 30 axis respectively, namely the first screens 3311, two the second screens 3313, two the first button bits 3331, two support screens 3333 and position, hole 3335 and interface portion 35 distance not etc., wherein the first screens 3311 and two support screens 3333 and are in two the second screens, 3313, two the first button bits 3331 and position, hole 3335 side away from connector portions 31.First screens 3311, two second screens, 3313, two the first button bits 3331, two support in screens 3333 and position, hole 3335 and can be combined at least two fit structures, wherein two the second screens, 3313, two the first button bits 3331 and position, hole 3335 form the first fit structure, and the first screens 3311, two second screens 3313, two supports screens 3333 and position, hole 3335 forms the second fit structure.
Refer to Fig. 5 to Fig. 7, the profile design of flexible case 50 meets human engineering, can mate the nasal contours that most of patient is different.In the present embodiment, flexible case 50 is made for monolayer silica gel and is integrally formed in the interface portion 35 of housing 30.The shore hardness about 40 degree of the silica gel material of flexible case 50.The two ends of flexible case 50 have the first opening 51 and the second opening 53 respectively.The shape profile of the first opening 51 and the second opening 53 is consistent with the end outline of the nose of people.First opening 51 is towards housing 30, and the second opening 53 is towards the nose of people, and when wearing, the second opening 53 marginal area contacts along the profile of the bridge of the nose of wearer with nose surrounding skin, and is formed airtight.The thickness of flexible case 50 reduces from the first opening 51 gradually to the second opening 53, the thickness of its thinnest part about 0.4 millimeter.Recessed formation embeded slot 511 on the periphery of flexible case 50 around the first opening 51.Embeded slot 511 is opened in flexible case 51 and is closely sheathed in the interface portion 35 of housing 30 on the end face of housing 30, i.e. on the perisporium of interface portion 35.
Flexible case 50 is divided into the bridge of the nose contact area 55 contacted with wearer's nose bridge and the wing of nose contact area 57 contacted with dilator naris by appearance profile.Bridge of the nose contact area 55 is in the same side with the first shell area 331 of housing section 33.Wing of nose contact area 57 is in the same side with the second shell area 333 of housing section 33.Recessedly on bridge of the nose contact area 55 be formed with buffer structure 58.Buffer structure 58 is the long and narrow structure extended along two side direction wing of nose contact areas 57 from the top of bridge of the nose contact area 55.Buffer structure 58 comprises the first buffer part 581, second buffer part 583 and connects the inner sunken face 585 of the first buffer part 581 and the second buffer part 583.First buffer part 581 near the first opening 51, second buffer part 583 near the second opening 53.First buffer part 581, second buffer part 583 and inner sunken face 585 are all symmetrical arranged relative to the axis of flexible cover shell 50 cross section.The direction that the hollow depth of inner sunken face 585 extends from top, bridge of the nose contact area 55 to wing of nose contact area 57 shoals gradually, and the direction that the spacing between the first buffer part 581 and the second buffer part 583 extends from top, bridge of the nose contact area 55 to wing of nose contact area 57 narrows gradually.In the present embodiment, the plane A (referring to Fig. 6) at the contour line place of the length direction of inner sunken face 585 tilts relative to the line of centres of the first opening 51 and the second opening 53, and outwards protrude out relative to the first buffer part 581 away from the top of the second opening 53, second buffer part 585 gradually along wing of nose contact area 57 to the direction of bridge of the nose contact area 55.The range of curvature radius of the cross-sectional profiles of inner sunken face 585 is 3 ~ 20 millimeters, and the maximum spacing between the first buffer part 581 and the second buffer part 585 is about 6 ~ 15 millimeters.Distance between first buffer part 581 of buffer structure 58 and the second buffer part 583, along with the compression of inner sunken face 585 and reply, can freely adjust within the specific limits.When the patient that the bridge of the nose is higher wears nose cup 100, the spacing between the first buffer part 581 of the buffer structure 58 on flexible case 50 and the second buffer part 583 will reduce, and with the nasal contours of Auto-matching bridge of the nose patient, and then improve its suitability.Simultaneously, due to the cushioning effect of buffer structure 58, not affect between flexible case 50 and patient's facial skin under bubble-tight prerequisite, obviously can reduce the pressure that when wearing, flexible case 50 pairs of patient's bridge of the nose contact positions are formed, form red seal in patient face after avoiding wearing for a long time, improve wearing comfort.
The contiguous buffer structure 58 in bridge of the nose contact area 55 is provided with two structural beads thickened 551, and two the first reinforcements 553.Two structural beads 551 to be symmetricly set in inside bridge of the nose contact area 55 and to be in the side of the second buffer part 583 away from the first buffer part 581.First reinforcement 553 is symmetrically set, and is in contiguous second opening 53 place of corresponding structural bead 551.Two the second reinforcements 573 of the axis symmetry about the second opening 53 are formed in wing of nose contact area 57, and away from the 3rd reinforcement 575 of bridge of the nose contact area 55.Two the second reinforcements 573 are formed at the inner side of wing of nose contact area 57.3rd reinforcement 575 is formed at wing of nose contact area 57 near the inner side of the first opening 51 and away from bridge of the nose contact area 55.In the present embodiment, the thickness of structural bead 551 is about 2 ~ 4 millimeters, and the thickness of the first reinforcement 553 is about 0.5 ~ 1.5 millimeter, and the thickness of the second reinforcement 573 is about 2 ~ 4 millimeters, and the thickness of the 3rd reinforcement 575 is about 1 ~ 2.5 millimeter.One-body molded by quadric injection mould processing technique between flexible case 50 and housing 30, thus form level and smooth seamless link, make product more attractive in appearance and reliable.And the housing 30 of the nose cup 100 of different size can share, the nose cup 100 of different money can be formed by the size and profile adjusting flexible case 50.In the present embodiment, bridge of the nose contact area 55 forms flexible liner around the second opening 53 away from the side of housing section 30 and wing of nose contact area 57 jointly away from the side of housing 30.
Refer to Fig. 8 to Figure 10, support 60 entirety, in strip " bow " shape, on its removably sheathed housing 30, and matches with the first fit structure of housing 30.The length direction of support 60 is perpendicular to the line of centres of the first shell area 331 and the second shell area 333.Support 60 comprises joint portion 61 and by the symmetrical outward extending connecting portion 63 in two ends, joint portion 61.Joint portion 61 roughly in annular, and is protruded to the side away from housing 30 relative to two connecting portions 63 in the middle part of it.The middle part of joint portion 61 offers circular combined hole 611, and the periphery of contiguous combined hole 611 forms two fastening positions 613 relatively.The combined hole 611 of joint portion 61 is sheathed on housing 30, and by two block end 315 blocks of connector portions 31 on housing 30.Fasten the medium position that position 613 is formed at the side of the contiguous connecting portion 63 in joint portion 61.Two fasten position 613 correspondence and are fastened on two the first button bits 3331 of housing 30, and the line of centres of two fastening positions 613 is perpendicular to the line of centres of two block ends 315 of housing 30.Joint portion 61 also outwards protrudes out in its periphery side and forms fin 615.Fin 615 is vertical with the length direction of support 60 with the line of centres of combined hole 611.Fin 615 is snapped in the position, hole 3335 of housing 30.In the present embodiment, two fastening positions 613 form with fin 615 snap-in structure matched with the first fit structure jointly.
Each connecting portion 63 outwards bends extension by joint portion 61, and its overbending direction is contrary with the protrusion direction of joint portion 61.The bending radian of connecting portion 63 reduces gradually along the direction away from joint portion 61.Connecting portion 63 has connecting hole 631 away from the end opens of joint portion 61.Connecting hole 631 is roughly mounting hole, and its length range is 16 ~ 20 millimeters, and width is about 3 millimeters.Two connecting portions 63 of support 60 are suspended in outside face, namely do not contact with face.Support 60 is noncontact support, i.e. two point form suspension, and its length range is 120-130 millimeter, and altitude range is 25-30 millimeter.In the present embodiment, support 60 adopts the polypropylene material (Polypropylene, PP) of toughness and intensity all preferably fiberglass reinforced through injection mo(u)lding, and wherein two connecting portions 63 can to the side elasticity bending of housing 30 under the pulling and supporting of bandage 70.
Refer to Figure 11, the two ends of bandage 70 are connected in the connecting hole 631 at support 60 two ends.Bandage 70 comprises main part 71 and is formed at the connecting band 73 at main part 71 two ends.Main part 71 comprises two tension bands be separated from each other 711.The two ends of each tension band 711 are connected on two connecting bands 73.Each connecting band 73 adjacent end is formed with thread gluing portion 731, and is provided with fastener member 733 in end.Fastener member 733 is through turning back also thread gluing after the connecting hole 631 of support 60 in thread gluing portion 731.In the present embodiment, thread gluing portion 731 is for being formed at the circle face fabric of connecting band 73 outer surface.Be appreciated that when not wearing, bandage 70 can be separated with support 60.
During assembling nose cup 100, together with joint 10 is snapped in bend pipe 20.Housing 30 is removably fastened on bend pipe 20, thus flexible case 50 is connected on bend pipe 20 in the lump.Be snapped in sheathed for support 60 on housing 30.Two connecting portions 63 of two block end 315 block supports 60 on housing 30, thus the anglec of rotation of the relative housing 30 of limit bracket 60, to make support 60 stable and to be reliably fixed on housing 30.Bandage 70 is connected on support 60.
Nose cup 100 in use, by the back head of the main part 71 of bandage 70 around patient, by two fastener members 733 through connecting hole 631 corresponding on support 60 and thread gluing in thread gluing portion 731, thus nose cup 100 is fixed on the nasal region of patient, adjust the second opening 53 of flexible case 50, make the nasal region of its corresponding collecting patient.Joint 10 is connected air delivery pipe.Patient breaths thus form negative pressure in flexible case 50, sucks flexible case 50 by aerosol from air delivery pipe to utilize joint 10.
Because the joint portion 61 of support 60 is fastened on housing 30, and two connecting portions 63 stretch out and are suspended in respectively on the face of both sides, not with human contact, thus can not cause the sense of discomfort worn for a long time, improve the comfortable wearing sense of nose cup 100.In addition, due to housing 30 being formed with at least two fit structures, can matching with fit structure for a above support, thus identical housing 30 can be matched with many moneys support, to adapt to the demand of different patient to many moneys support, also improve the comfortableness worn simultaneously.
And in order to the user demand of the patient that meets all ages and classes stratum, generally need the large, medium and small three sections of products of design to select for patient.In this case, because the housing 30 of the nose cup 100 of different size is shared, form large, medium and small three sections of nose cups 100 by means of only the size and profile adjusting flexible case 50.Therefore, large, medium and small three sections of nose cups 100 all can the injection mold of common housing 30, can save die cost.And due to three sections of general a housings 30 of nose cup 100, then large, medium and small three sections of nose cups 100 also can share the support 60 mated with housing 30, can save the cost of support 60 design and manufacture.
Buffer structure 58 on flexible case 50 can adjust the spacing between the first buffer part 581 and the second buffer part 583 according to the profile of wearer's nose, to mate the nasal contours of different users, thus nose cup 100 can improve the comfort level and sealing property worn under the prerequisite of satisfied adaptation.Simultaneously because support 60 can not touch the facial skin of patient, the discomfort that nose cup 100 can be avoided to produce also improves its versatility simultaneously.In addition, under the pulling force effect of bandage 70, the connecting portion 63 at support 60 two ends can be out of shape to the side of housing 30, to cushion and to balance the pulling force of bandage 70.
Structural bead 551, first reinforcement 553, second reinforcement 573 inside flexible case 50 and the 3rd reinforcement 575 strengthen the structural stability of flexible case 50, stressed and collapse downwards after preventing flexible case 10 from touching patient's skin of nose, cause wearing the problem such as shakiness, gas leakage.Thus, under the prerequisite ensureing skin contact comfort degree, the stability of the flexible case 50 of monolayer silica gel structure can be ensured.
Refer to Figure 12 to Figure 15, in another embodiment, adopt support 80 to replace support 60, and adopt bandage 90 (see Figure 18) to replace bandage 70 to match with support 80.Support 80 is sheathed on housing 30, and matches with the second fit structure.The Curved beam 83 that support 80 comprises joint portion 81, extended towards one end by joint portion 81, and be formed at the link 85 of Curved beam 83 away from one end, joint portion 81.Offer the combined hole 811 being roughly triangular-shaped profile in the middle part of joint portion 81, combined hole 811 is removably sheathed on housing 30.See also Figure 16 to Figure 17, the lateral margin of the combined hole 811 of joint portion 81 is held in two of housing 30 and supports in screens 3333 and to be fastened in inside two the second screens 3313.Joint portion 81 protrudes out formation first buckle 813 away from the edge of Curved beam 83 to side in combined hole 811, and protrudes out formation second buckle 815 in contiguous Curved beam 83 place to housing 30.First buckle 813 and the second buckle 815 are fastened on the first screens 3311 and the position, hole 3335 of housing 30 respectively.In the present embodiment, the first buckle 813 and the second buckle 815 form the snap-in structure matched with the second fit structure of housing 30 jointly.Curved beam 83 and link 85 form a junction jointly.
The both sides of joint portion 81 are also formed with ring part 817 respectively to extension.Connecting hole 8171 is offered in ring part 817.Connecting hole 8171 is roughly square and is closed.The length range of connecting hole 8171 is 16 ~ 20 millimeters, and width is about 4 millimeters.Curved beam 83 entirety is in arch strip, and it extends along joint portion 81 towards a lateral buckling, and then extends to opposite side bending, makes its overall serpentine in fasciation.The length direction of Curved beam 83 is parallel to the first shell area 331 of housing section 33 and the line of centres of the second shell area 333.Link 85 is suspended on the forehead of people, can under the pulling and supporting of bandage 90 drive Curved beam 83 to housing 30 1 lateral buckling.Link 85 offers side by side two connecting holes 851.Link 85 connecting hole 851 is roughly strip hole, its width about 3 ~ 4 millimeters, length about 16 ~ 20 millimeters.In the present embodiment, the link 85 of support 80 does not contact with the forehead of people, and therefore support 80 is noncontact support, i.e. bikini suspension.
Refer to Figure 18, bandage 90 comprises the main part 91 being surrounded on back head and two the first connecting bands 93 be formed on main part 91 and two the second connecting bands 95.Two the first connecting bands 93 and two the second connecting bands 95 spaced, and structure is all identical with connecting band 73.Two the first connecting bands 93 wear respectively and are connected in two connecting holes 8171 of support 80.Two the second connecting bands 95 wear respectively and are connected in two connecting holes 851.
Nose cup 100 ' is fixed on the nasal region of patient by bandage 90.Distance between the link 85 of two the first connecting band 93 adjustable supports 80 and patient's forehead, and then the adjustment angle worn of nose cup 100 ' and tightness.Change the thread gluing position of two the second connecting band 95 ends of bandage 90, the elasticity that adjustable nose cup 100 ' is worn.Because support 80 adopts special radian to design, when wearing, the link 85 of support 80 can not touch the forehead position of patient, namely traditional volume support structure is not adopted, and the angle worn by means of only adjustment two the first connecting bands 93 of bandage 90 and the dynamics of wearing of two the second connecting bands 95 and adjustable nose cup 100 ' and tightness, can avoid wearing generation discomfort for a long time.
Refer to Figure 19, in another embodiment, a ring part 817 ' of its medium-height trestle 80 ' is formed with the opening 8173 being communicated with connecting hole 8171 '.Opening 8173 is formed at the side of the contiguous Curved beam 83 ' of ring part 817 '.Opening 8173 is convenient to patient and manually from the connecting hole 8171 ' of correspondence, is taken out bandage 90 ' or be inserted in corresponding connecting hole 8171 ', and do not need to untie bandage 90 ' wholly or in part, wearing and dismounting of nose cup 100 ' can be completed like a cork, improve the convenience that patient uses.
Be appreciated that when support 60,80 ' when firmly can fasten with housing 30, and the position, hole 3335 of housing 30 can be omitted, and namely first and second fit structure all can not comprise position, hole 3335.First screens 3311 of housing 30, second screens 3313, first button bit 3331, the number supporting screens 3333 and position, hole 3335 and position relationship can do corresponding adjustment as required, need fastening position 613 and the fin 615 of adjusting pole 60 accordingly simultaneously, and the first buckle 813 of support 80 ' and the number of the second buckle 815 and position.
Be appreciated that, first screens 3311 of housing 30, after second screens 3313, first button bit 3331, the number supporting screens 3333 and position, hole 3335 and position adjustment, three and above fit structure can be formed, can match with many moneys support to make housing 30.Meanwhile, support 60 also optionally can wherein match by several fit structure, thus coordinates with on housing 30 with multiple fit system.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. a nose cup, is characterized in that, comprising:
Joint;
Bend pipe, is connected on described joint;
Housing, is connected on described bend pipe, described housing is arranged at intervals with the screens of multiple projection and recessed button bit, and at least part of described screens and button bit form at least two fit structures;
Flexible case, be located at described housing one end away from described bend pipe, described flexible case offers the first opening and the second opening, described first opening is towards described housing, described flexible case comprises bridge of the nose contact area and wing of nose contact area, recessedly on described bridge of the nose contact area be formed with buffer structure, described buffer structure for from the top of described bridge of the nose contact area along described in two side direction wing of nose contact area extend long and narrow structure, described buffer structure comprises the first buffer part, second buffer part and connect the inner sunken face of described first buffer part and described second buffer part, contiguous described first opening of described first buffer part, described inner sunken face deformable is to adjust the distance between described first buffer part and described second buffer part,
Support, removably be sheathed on described housing, described support comprises joint portion and by the outward extending connecting portion in described joint portion, described joint portion offers combined hole and is sheathed on described housing by described combined hole, described joint portion is formed with snap-in structure, described snap-in structure can match with at least one at least two fit structures of described housing, and
Bandage, for connecting the connecting portion of described support to assist to wear described nose cup,
Wherein, described nose cup is in time wearing, and the connecting portion of described support is suspended in face or forehead position, with make described support not with the contact skin of face or forehead.
2. nose cup as claimed in claim 1, it is characterized in that, described flexible case is that silica gel is made, the thickness of described flexible case reduces from described first opening gradually to described second opening part, its thickness minima is 0.4 millimeter, described flexible cover girdle is recessed formation embeded slot on the periphery of described first opening, and described embeded slot is closely sheathed on the perisporium of described housing.
3. nose cup as claimed in claim 1, it is characterized in that, described first buffer part, the second buffer part and inner sunken face are all symmetrical arranged relative to the axis of described flexible case, and the direction that the hollow depth of described inner sunken face extends from top, described bridge of the nose contact area to described wing of nose contact area shoals gradually.
4. nose cup as claimed in claim 1, it is characterized in that, the plane at the contour line place of the length direction of described inner sunken face tilts relative to the line of centres of described first opening and described second opening, and along from described wing of nose contact area to the direction of described bridge of the nose contact area gradually away from described second opening, the top of described second buffer part outwards protrudes out relative to described first buffer part.
5. nose cup as claimed in claim 1, it is characterized in that, the range of curvature radius of the cross-sectional profiles of described inner sunken face is 3 ~ 20 millimeters, and the maximum spacing between described first buffer part and described second buffer part is 6 ~ 15 millimeters.
6. nose cup as claimed in claim 1, it is characterized in that, the contiguous described buffer structure in described bridge of the nose contact area is provided with two structural beads thickened and two the first reinforcements, described two structural beads to be symmetricly set in inside described bridge of the nose contact area and to be in the side of described second buffer part away from described first buffer part, described two the first reinforcements are symmetrically set, and are in contiguous described second opening part of corresponding structural bead.
7. nose cup as claimed in claim 6, it is characterized in that, the contiguous described bridge of the nose contact area place, inner side of described wing of nose contact area is formed with two the second reinforcements thickened, and the 3rd reinforcement be formed away from described bridge of the nose contact area, described two the second reinforcements are formed at the inner side of described wing of nose contact area, described 3rd reinforcement be formed at contiguous described first opening in described wing of nose contact area inner side and away from described bridge of the nose contact area.
8. nose cup as claimed in claim 7, it is characterized in that, the thickness of described structural bead is 2 ~ 4 millimeters, and the thickness of described first reinforcement is 0.5 ~ 1.5 millimeter, the thickness of described second reinforcement is 2 ~ 4 millimeters, and the thickness of described 3rd reinforcement is 1 ~ 2.5 millimeter.
9. nose cup as claimed in claim 1, it is characterized in that, described bend pipe is formed with two symmetrically arranged buckles away from one end of described joint and is formed with sealing ring around described bend pipe periphery, inclined plane is formed outside each buckle, distance between the inclined plane of described two buckles increases gradually towards the direction away from described bend pipe end, described housing comprises the connector portions of annular, described connector portions is formed with annular sealing surface away from the end of described flexible case, the inner peripheral of described connector portions protrudes out the engaging rib forming annular, the sealing surface of described connector portions fits tightly on the sealing ring of described bend pipe, described engaging rib is sticked in described two buckles from the side of described sealing ring.
10. nose cup as claimed in claim 1, it is characterized in that, described joint portion is protruding towards the direction away from described housing section, described connecting portion is two and is symmetrical arranged, each connecting portion outwards bends extension by described joint portion, and its overbending direction is contrary with the protrusion direction of described joint portion, the bending radian of described connecting portion reduces gradually along the direction away from described joint portion, and described connecting portion can to described housing elasticity bending under the pulling of described bandage.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510061233.7A CN104623784B (en) | 2015-02-05 | 2015-02-05 | Nose cup |
| PCT/CN2016/072723 WO2016124109A1 (en) | 2015-02-05 | 2016-01-29 | Nasal mask |
| EP16746104.5A EP3254720B1 (en) | 2015-02-05 | 2016-01-29 | Nasal mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510061233.7A CN104623784B (en) | 2015-02-05 | 2015-02-05 | Nose cup |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104623784A true CN104623784A (en) | 2015-05-20 |
| CN104623784B CN104623784B (en) | 2018-06-12 |
Family
ID=53203322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510061233.7A Active CN104623784B (en) | 2015-02-05 | 2015-02-05 | Nose cup |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP3254720B1 (en) |
| CN (1) | CN104623784B (en) |
| WO (1) | WO2016124109A1 (en) |
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| CN105363147A (en) * | 2015-12-16 | 2016-03-02 | 海峡医疗器械工程研究中心（常州）有限公司 | Hanging type power purification nose mask used for auxiliary purification of micro-suspended particles |
| WO2016124109A1 (en) * | 2015-02-05 | 2016-08-11 | 深圳瑞之谷医疗科技有限公司 | Nasal mask |
| WO2016124145A1 (en) * | 2015-02-05 | 2016-08-11 | 深圳瑞之谷医疗科技有限公司 | Face mask |
| CN106267489A (en) * | 2016-08-25 | 2017-01-04 | 深圳瑞之谷医疗科技有限公司 | Flexible case and respiratory interface device |
| CN109701167A (en) * | 2019-02-19 | 2019-05-03 | 莫强 | Multifunctional split-type nose cup for rhinitis healing |
| JP2019528941A (en) * | 2016-09-28 | 2019-10-17 | フィッシャー アンド パイケル ヘルスケア リミテッドＦｉｓｈｅｒ ＆ Ｐａｙｋｅｌ Ｈｅａｌｔｈｃａｒｅ Ｌｉｍｉｔｅｄ | Yoke for headgear |
| CN113225958A (en) * | 2021-05-12 | 2021-08-06 | 四川千里倍益康医疗科技股份有限公司 | Support assembly of neck massager and assembling method thereof |
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| CN111511431B (en) * | 2017-12-22 | 2023-05-23 | 瑞思迈私人有限公司 | Catheter headgear connector for patient interface |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2016124109A1 (en) | 2016-08-11 |
| EP3254720B1 (en) | 2019-12-04 |
| CN104623784B (en) | 2018-06-12 |
| EP3254720A4 (en) | 2018-07-04 |
| EP3254720A1 (en) | 2017-12-13 |
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